both are difficult to treat, as you are also suffering from more than 9 years.
But as per Ayurveda both has same origin of KAPHA dosha, Ayurveda Panchkarma Treatments like Vaman, Virechan & Basti karma would definitely help you. but for that you have to give detail of your reports, like ultrasound
and thyroid reports.
I am sure you will get result with Ayurveda Panchkarma Treatments.